<template>
  <div class="app-container">
    <!--工具栏-->
    <div class="head-container">
      <div v-if="crud.props.searchToggle">
        <!-- 搜索 -->
        <label class="el-form-item-label">编号</label>
        <el-input v-model="query.id" clearable placeholder="编号" style="width: 185px;" class="filter-item" @keyup.enter.native="crud.toQuery" />
        <label class="el-form-item-label">图片地址</label>
        <el-input v-model="query.carousel" clearable placeholder="图片地址" style="width: 185px;" class="filter-item" @keyup.enter.native="crud.toQuery" />
        <rrOperation :crud="crud" />
      </div>
      <!--如果想在工具栏加入更多按钮，可以使用插槽方式， slot = 'left' or 'right'-->
      <crudOperation :permission="permission" />
      <!--表单组件-->
      <el-dialog :close-on-click-modal="false" :before-close="crud.cancelCU" :visible.sync="crud.status.cu > 0" :title="crud.status.title" width="500px">
        <el-form ref="form" :model="form" :rules="rules" size="small" label-width="80px">
          <el-form-item label="编号">
            <el-input v-model="form.id" style="width: 370px;" />
          </el-form-item>
          <!--          <el-form-item label="图片地址">-->
          <!--            <el-input v-model="form.carousel" style="width: 370px;" />-->
          <!--          </el-form-item>-->

          <el-upload
            class="upload-demo"
            :action="uploadUrl"
            :on-preview="handlePreview"
            list-type="picture"
            multiple
            align="center"
            drag
          >
            <el-button size="small" type="primary">点击上传</el-button>
            <div slot="tip" class="el-upload__tip">只能上传jpg/png文件，且不超过500kb</div>
          </el-upload>

        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button type="text" @click="crud.cancelCU">取消</el-button>
          <el-button :loading="crud.status.cu === 2" type="primary" @click="crud.submitCU">确认</el-button>
        </div>
      </el-dialog>
      <!--表格渲染-->
      <el-table ref="table" v-loading="crud.loading" :data="crud.data" size="small" style="width: 100%;" @selection-change="crud.selectionChangeHandler">
        <el-table-column type="selection" width="55" />
        <el-table-column prop="id" label="编号" />
        <el-table-column prop="carousel" label="图片地址" />
        <el-table-column v-if="checkPer(['admin','recyclerCarousel:edit','recyclerCarousel:del'])" label="操作" width="150px" align="center">
          <template slot-scope="scope">
            <udOperation
              :data="scope.row"
              :permission="permission"
            />
          </template>
        </el-table-column>
      </el-table>
      <!--分页组件-->
      <pagination />
    </div>

    <el-dialog title="图片预览" :visible.sync="dialogImageVisible">
      <img :src="imageUrlPath" width="100%" height="100%">
    </el-dialog>
  </div>
</template>

<script>
import crudRecyclerCarousel from '@/api/system/recyclerCarousel'
import CRUD, { presenter, header, form, crud } from '@crud/crud'
import rrOperation from '@crud/RR.operation'
import crudOperation from '@crud/CRUD.operation'
import udOperation from '@crud/UD.operation'
import pagination from '@crud/Pagination'

const defaultForm = { id: null, carousel: null }
export default {
  name: 'RecyclerCarousel',
  components: { pagination, crudOperation, rrOperation, udOperation },
  mixins: [presenter(), header(), form(defaultForm), crud()],
  cruds() {
    return CRUD({ title: 'api/carousel', url: 'api/recyclerCarousel', idField: 'id', sort: 'id,desc', crudMethod: { ...crudRecyclerCarousel }})
  },
  data() {
    return {
      permission: {
        add: ['admin', 'recyclerCarousel:add'],
        edit: ['admin', 'recyclerCarousel:edit'],
        del: ['admin', 'recyclerCarousel:del']
      },
      rules: {
      },
      queryTypeOptions: [
        { key: 'id', display_name: '编号' },
        { key: 'carousel', display_name: '图片地址' }
      ],
      uploadUrl: 'http://106.15.74.249/api/upload',
      // 定义图片网络访问地址
      imageUrlPath: '',
      // 定义图片控制开关
      dialogImageVisible: false
    }
  },
  methods: {
    // 钩子：在获取表格数据之前执行，false 则代表不获取数据
    [CRUD.HOOK.beforeRefresh]() {
      return true
    },
    // 预览图片的方法
    handlePreview(file) {
      // 获取图片的虚拟路径
      this.imageUrlPath = file.response.data.urlPath
      this.dialogImageVisible = true
    }
  }
}
</script>

<style scoped>

</style>
